ZSTUOJ

题目编号	标题	来源/分类	解决	提交
1023	Mileage Bank	Asia 2002, Beijing (Mainland China)zjo1	146	235
1024	Wooden Sticks	Asia 2001, Taejon (South Korea) zoj1025	287	613
1025	Human Gene Functions	Asia 2001, Taejon (South Korea) zoj1027	100	155
1028	Gnome Tetravex	Asia 2001, Shanghai (Mainland China)	46	69
1035	To and Fro	East Central North America 2004,zoj22	310	497
1036	Function Run Fun	Pacific Northwest 1999,zoj11	176	392
1037	Knight Moves	University of Ulm Local Contest 1996,zoj10	251	488
1038	Jugs	South Central USA Region, 1997	61	251
1039	Rescue	ZOJ Monthly, October 2003,zoj16	322	1404
1040	Crashing Balloon	Zhejiang University Local Contest 2001,zoj10	42	92
1041	T-Shirt Gumbo	South Central USA 2003,aoj21	32	61
1042	Vase Collection	Northweste Europe 2003,zoj19	14	26
1043	Addition Chains	University of Ulm Local Contest 1997,zoj19	36	61
1044	Genetic Code	University of Ulm Local Contest 2003,zoj19	28	63
1045	Finding Rectangles	Mid-Centra USA 1998,zoj11	16	39
1046	Increasing Sequences	East Central North America 2002,zoj14	13	44
1047	Dungeon Master	University of Ulm Local Contest 1997,zoj19	140	292
1048	Hike on a Graph	University of Ulm Local Contest 2000,zoj11	23	53
1069	It's not a Bug, it's a Feature!	Southweste European Regional Contest 1998	2	5
1144	Carbon Dating	Southweste Europe 1997, Practice	77	176
1146	Definite Values	Southweste Europe 1997, Practice	75	169
1147	Geometry Made Simple	Southweste Europe 1997, Practice	168	411
1148	IBM Minus One	Southweste Europe 1997, Practice	161	287
1155	URLs	Southweste Europe 1997, Practice	98	311
1157	Floppies	Southweste Europe 1996, Practice	0	8
1158	Golf	Southweste Europe 1996, Practice	119	219
1159	Reverse Text	Southweste Europe 1996, Practice	191	273
1209	Oh, Those Achin' Feet	Mid-Atlant 2001	0	0
1211	Number Game	North-West Europe 2001,CTU FEE Local 2004	0	0
1214	Inglish-Number Translator	CTU Open 2004,UVA 486	30	74
1242	If I try,I can!	yehr	985	1661
1248	Daffodil number	Zhejiang Provincial Programmin Contest 2006, Preliminar	1457	2762
1259	Word Reversal	East Central North America 1999, Practice	397	856
1261	Parencodings	Asia 2001, Tehran (Iran)	216	557
1269	Fibonacci Again	ZOJ Monthly, December 2003	1263	2998
1282	Substrings	Asia 2002, Tehran (Iran), Preliminar	1160	2313
1293	Mahershalalhashbaz, Nebuchadnezzar, and Billy Bob Benjamin Go to the Regionals	East Central North America 2006	1	1
1313	Minimum Transport Cost	Asia 1996, Shanghai (Mainland China)	20	67
1325	Unreliable Message	Japan 2003,Aizu	74	132
1326	Calendar Game	Asia 2001, Taejon (South Korea)	16	24
1327	Modular multiplication of polynomials	Asia 2001, Taejon (South Korea)	12	47
1328	Flip and Shift	Asia 2001, Taejon (South Korea)	86	151
1329	Moving Tables	Asia 2001, Taejon (South Korea)	2092	4470
1330	Farmland	Asia 2001, Taejon (South Korea)	0	1
1331	Square Destroyer	Asia 2001, Taejon (South Korea)	10	11
1332	The Bermuda Triagle	Asia 2001, Tehran (Iran)	0	0
1333	Deformed Wheel	Asia 2001, Tehran (Iran)	0	0
1334	Illusive Chase	Asia 2001, Tehran (Iran)	0	0
1335	Puzzle Out	Asia 2001, Tehran (Iran)	0	0
1336	The Willy Memorial Program	Asia 2001, Tehran (Iran)	0	0
1337	Parallel Expectations	Asia 2001, Tehran (Iran)	0	2
1338	University Entrace Examination	Asia 2001, Tehran (Iran)	0	0
1406	Packing Unit 4D Cubes	Tehran 2002, First Iran Nationwide Internet Programmin Contest	0	0
1407	The Fun Number System	Tehran 2002, First Iran Nationwide Internet Programmin Contest	17	45
1408	Communication System	Tehran 2002, First Iran Nationwide Internet Programmin Contest	29	43
1409	Number Sequence	Tehran 2002, First Iran Nationwide Internet Programmin Contest	51	238
1410	Anniversary Cake	Tehran 2002, First Iran Nationwide Internet Programmin Contest	23	55
1411	Tester Program	Tehran 2002, First Iran Nationwide Internet Programmin Contest	0	0
1412	2D-Nim	Tehran 2002, First Iran Nationwide Internet Programmin Contest	6	11
1416	Hey, Pay Day!	Tehran 2003	0	0
1421	A Mathematical Curiosity	Problem Source: East Central North America 1999, Practice	460	1294
1422	Tournament Seeding	East Central North America 1999, Practice	4	13
1423	Niven Numbers	East Central North America 1999, Practice	205	750
1492	P,MTHBGWB	Greater New York 2001	40	55
1564	Coconuts, Revisited	North Central North America 1997	27	46
1617	Programmer, Rank Thyself	Mid-Centra USA 2002	3	8
1624	Excuses, Excuses!	South Central USA 1996	9	17
1838	Rock, Scissors, Paper	Waterloo local 2003.01.25	45	80
1956	Goldbach's Conjecture	Asia 1998, Tokyo (Japan)	109	307
1957	Lattice Practices	Asia 1998, Tokyo (Japan)	0	1
1958	Mobile Phone Coverage	Asia 1998, Tokyo (Japan)	2	2
1959	Napoleon's Grumble	Asia 1998, Tokyo (Japan)	0	0
1960	Pipeline Scheduling	Asia 1998, Tokyo (Japan)	0	0
1961	BUT We Need a Diagram	Asia 1998, Tokyo (Japan)	0	0
1962	Digital Racing Circuit	Asia 1998, Tokyo (Japan)	0	0
1964	Supercomputer Selection, The Sequel	East Central North America 1996	0	0
1968	Pattern Matching Using Regular Expression	Asia 1997, Shanghai (Mainland China)	0	0
1969	Maximum Sum	Asia 1997, Shanghai (Mainland China)	22	75
1970	Minimal Circle	Asia 1997, Shanghai (Mainland China)	15	63
1971	Elevator Simulation	Asia 1997, Shanghai (Mainland China)	0	0
1972	Card Game - Kitty Fishing	Asia 1997, Shanghai (Mainland China)	0	0
1973	Surround the Trees	Asia 1997, Shanghai (Mainland China)	34	79
1974	Employment Planning	Asia 1997, Shanghai (Mainland China)	169	300
1985	Blue Gene, Jr.	South Central USA 2002	0	0
2010	A Simple Task	Central Europe 2001, Practice	119	192
2011	Binary Numbers	Central Europe 2001, Practice	122	153
2051	Hey, You're Not Marion Jones!	Southeast USA 2000	0	0
2052	If it's a Javelin, Duck!	Southeast USA 2000	0	5
2093	Hard to Believe, but True!	Ulm Local 2001	19	32
2104	Drink, on Ice	Ulm Local 2003	3	3
2163	All Roads Lead to Albuquerque, er, Rome	Mid-Atlant 2004	0	0
2172	Making Change	Mid-Atlant 2005, Practice Problem	33	39
2230	Ride My Bicycle	East Central North America 2000, Practice	4	5
2231	Counting Sheep	East Central North America 2000, Practice	100	161
2232	Sequence	East Central North America 2000, Practice	20	44
2233	Untidy Desktops	East Central North America 2000, Practice	0	0
2234	The Worm Turns	East Central North America 2001, Practice	0	0
2235	Undercut	East Central North America 2001, Practice	143	301
2236	Currency Exchange	East Central North America 2001, Practice	43	78
2255	Euchre Results	East Central North America 2003, Practice	43	50
2256	Least Common Multiple	East Central North America 2003, Practice	1199	2310
2257	Granny's Bike	East Central North America 2003, Practice	2	6
2265	Disputed Claims	East Central North America 2004, Practice	46	89
2266	Palindrome Problem El Borpem Ord Nilap	East Central North America 2004, Practice	74	125
2267	Simple Statistics	East Central North America 2004, Practice	0	0
2271	Queens, Knights and Pawns	East Central North America 2005	7	9
2285	Happy 2004	Asia 2004, Beijing Practice	19	25
2286	City hall	Asia 2004, Beijing Practice	42	51
2302	Count the snowflakes!	Mid-Centra European Regional Contest 1999, Practice	44	235
2303	Y2K	Mid-Centra European Regional Contest 1999, Practice	99	164
2304	Cup	Mid-Centra European Regional Contest 1999, Practice	128	144
2305	Magic Squares	Mid-Centra European Regional Contest 1999, Practice	114	192
2329	Cocktails	TUD Programmin Contest 2001, Darmstadt, Germany	0	0
2330	Cramer's Rule	TUD Programmin Contest 2001, Darmstadt, Germany	12	32
2331	Knight Moves	TUD Programmin Contest 2001, Darmstadt, Germany	340	667
2332	Rat Attack	TUD Programmin Contest 2001, Darmstadt, Germany	0	0
2333	Automatic Poetry	TUD Programmin Contest 2001, Darmstadt, Germany	52	73
2334	Ranking List	TUD Programmin Contest 2001, Darmstadt, Germany	0	0
2335	Ship Journey	TUD Programmin Contest 2001, Darmstadt, Germany	0	0
2336	World Cup Noise	TUD Programmin Contest 2002, Darmstadt, Germany	119	223
2337	Warez Test	TUD Programmin Contest 2002, Darmstadt, Germany	0	0
2338	Rubik's Cube	TUD Programmin Contest 2002, Darmstadt, Germany	1	1
2339	Pumps and Pipes	TUD Programmin Contest 2002, Darmstadt, Germany	0	0
2340	Strange Towers of Hanoi	TUD Programmin Contest 2002, Darmstadt, Germany	4	5
2341	Darts	TUD Programmin Contest 2002, Darmstadt, Germany	6	7
2342	Time Planner	TUD Programmin Contest 2002, Darmstadt, Germany	2	4
2343	Ancient Plates	TUD Programmin Contest 2003, Darmstadt, Germany	0	0
2344	Box Art	TUD Programmin Contest 2003, Darmstadt, Germany	2	2
2345	Brainman	TUD Programmin Contest 2003, Darmstadt, Germany	13	25
2346	Friends	TUD Programmin Contest 2003, Darmstadt, Germany	0	1
2347	Manhattan 2025	TUD Programmin Contest 2003, Darmstadt, Germany	24	42
2348	Mayan Dates	TUD Programmin Contest 2003, Darmstadt, Germany	0	0
2349	Quadratic Residues	TUD Programmin Contest 2003, Darmstadt, Germany	8	17
2350	Regetni	TUD Programmin Contest 2003, Darmstadt, Germany	1	1
2351	Castle Walls	TUD Programmin Contest 2004, Darmstadt, Germany	22	46
2352	DNA Laboratory	TUD Programmin Contest 2004, Darmstadt, Germany	1	1
2353	Extra Terrestrial PISA Test	TUD Programmin Contest 2004, Darmstadt, Germany	0	0
2354	Heavy Transportation	TUD Programmin Contest 2004, Darmstadt, Germany	40	115
2355	Dory's Phonebook	TUD Programmin Contest 2004, Darmstadt, Germany	0	0
2356	Yeehaa!	TUD Programmin Contest 2004, Darmstadt, Germany	56	71
2357	Magic Trick	TUD Programmin Contest 2004, Darmstadt, Germany	0	0
2358	Formula Racing	TUD Programmin Contest 2004, Darmstadt, Germany	0	0
2359	Military Recruit	TUD Programmin Contest 2005 (Training Session), Darmstadt, Germany	22	38
2360	Strategies	TUD Programmin Contest 2005 (Training Session), Darmstadt, Germany	47	77
2361	StuPId	TUD Programmin Contest 2005 (Training Session), Darmstadt, Germany	44	81
2362	Binary Tree	TUD Programmin Contest 2005 (Training Session), Darmstadt, Germany	27	41
2363	Pia's Party	TUD Programmin Contest 2005 (Training Session), Darmstadt, Germany	11	16
2364	Stamps	TUD Programmin Contest 2005, Darmstadt, Germany	14	21
2365	A Knight's Journey	TUD Programmin Contest 2005, Darmstadt, Germany	139	298
2366	Line Segments	TUD Programmin Contest 2005, Darmstadt, Germany	1	1
2367	Pimp My Ride	TUD Programmin Contest 2005, Darmstadt, Germany	1	1
2368	Scavenger Hunt	TUD Programmin Contest 2005, Darmstadt, Germany	1	1
2369	A Bug's Life	TUD Programmin Contest 2005, Darmstadt, Germany	54	98
2370	Rdeaalbe	TUD Programmin Contest 2005, Darmstadt, Germany	0	0
2371	Acid Text	TUD Programmin Contest 2005, Darmstadt, Germany	0	0
2372	Incomplete chess boards	TUD Programmin Contest 2005, Darmstadt, Germany	7	7
2373	Diophantus of Alexandria	TUD Programmin Contest 2006, Darmstadt, Germany	8	9
2374	Tudoku	TUD Programmin Contest 2006, Darmstadt, Germany	4	5
2375	Traveling Queen Problem	TUD Programmin Contest 2006, Darmstadt, Germany	0	0
2376	Mine Map	TUD Programmin Contest 2006, Darmstadt, Germany	0	0
2377	Knights of the Round Table	TUD Programmin Contest 2006, Darmstadt, Germany	0	0
2378	Honeymoon Hike	TUD Programmin Contest 2006, Darmstadt, Germany	0	0
2379	Relocation	TUD Programmin Contest 2006, Darmstadt, Germany	16	19
2380	Gauß in Elementary School	TUD Programmin Contest 2006, Darmstadt, Germany	23	43
2381	Kick-Tipp	TUD Programmin Contest 2006, Darmstadt, Germany	0	0
2382	Number Tricks	TUD Programmin Contest 2006 (Training Session), Darmstadt, Germany	1	1
2383	Citystar	TUD Programmin Contest 2006 (Training Session), Darmstadt, Germany	0	0
2384	Escape	TUD Programmin Contest 2006 (Training Session), Darmstadt, Germany	0	0
2385	Holiday Gifts	TUD Programmin Contest 2006 (Training Session), Darmstadt, Germany	0	0
2386	Soccer	TUD Programmin Contest 2006 (Training Session), Darmstadt, Germany	7	20
2391	I hate SPAM, but some people love it	South America 2002	8	16
2394	Fake Tickets	South America 2002, Practice	74	104
2395	Square Lottery	South America 2002, Practice	0	2
2396	Uncle Tom's Inherited Land	South America 2002, Practice	21	31
2529	Mainframe	Asia 2001, Shanghai (Mainland China)	2	6
2530	Windows Message Queue	Zhejiang University Local Contest 2006, Preliminar	28	104
2543	White Rectangles	ZOJ Monthly, January 2004 hdu1510	10	17
2566	Giftbox	POJ Monthly--2	97	273
2572	Prime Ring Problem	Asia 1996, Shanghai (Mainland China)hdu1	43	162
2604	2^x mod n = 1	ZOJ Monthly, February 2003	298	737
2612	Square Coins	Asia 1999, Kyoto (Japan)	87	117
2619	Reverse The Sequence	Shanghai Jiaotong University Programmin Contest 2004,Pract Session	151	187
2620	Savings Account	Rocky Mountain 2006, Practice	126	135
2621	Count	Rocky Mountain 2006, Pracitce	105	160
2622	GPA	Rocky Mountain 2006, Practice	122	193
2665	Adding 1s, 2s, and 3s	Shanghai Jiaotong University Programmin Contest 2004	73	87
2669	Open Source	Waterloo Local Contest, 2007.7.14	25	42
2670	Antimonotonicity	Waterloo Local Contest, 2007.7.14	18	59
2671	Humidex	Waterloo Local Contest, 2007.7.14	63	169
2672	Tour de France	Waterloo Local Contest, 2007.7.14	19	27
2673	Texas Trip	Waterloo Local Contest, 2007.7.14	6	16
2681	Rectilinear polygon	Waterloo Local Contest, 2006.9.30	1	4
2682	Semi-prime H-numbers	Waterloo Local Contest, 2006.9.30	31	58
2683	Life Forms	Waterloo Local Contest, 2006.9.30	8	14
2684	Tautology	Waterloo Local Contest, 2006.9.30	13	19
2685	Rinse	Waterloo Local Contest, 2006.9.30	1	12
2701	And Then There Was One	Aisa 2007, Japan	15	23
2702	Prime Gap	Asia 2007, Japan	107	137
2703	Geometric Map	Asia 2007, Japan	0	0
2704	Slim Span	Asia 2007, Japan	22	42
2705	The Morning after Halloween	Asia 2007, Japan	0	1
2706	Bug Hunt	Asia 2007, Japan	0	1
2707	The Teacher’s Side of Math	Asia 2007, Japan	0	0
2716	Word Reversal	East Central North America 1999, Practice	203	405
2745	First Composed, Then Transposed	Mid Atlantic USA 2007	8	21
2753	Lunacy	Mid Atlantic USA 2007, Practice	249	333
2775	Acquapia	South America 2007,Pract	5	19
2776	Og	South America 2007, Practice	150	173
2777	Gangs	Waterloo Local Contest, 2007.9.29	2	2
2778	Smeech	Waterloo Local Contest, 2007.9.29	2	3
2779	The Dragon of Loowater	Waterloo Local Contest, 2007.9.29	8	12
2794	Rock, Paper, or Scissors?	Pacific Northwest 2007	75	111
2801	“Bubble Gum, Bubble Gum, in the dish, how many pieces do you wish?”	Pacific Northwest 2007	39	67
2846	Money Money Money, Must Be Funny	CTU Open 2007	0	3
2858	Pass	TUD Programmin Contest 2008, sigle	88	119
2861	Dart Challenge	TUD Contest 2008, Darmstadt, Germany	14	34
2862	Online Shopping	TUD Contest 2008, Darmstadt, Germany	4	26
2863	Playground Hideout	TUD Contest 2008, Darmstadt, Germany	64	198
2864	Rain on your Parade	TUD Contest 2008, Darmstadt, Germany	16	90
2865	Olympic Games	TUD Contest 2008, Darmstadt, Germany	22	131
2866	Filthy Rich	TUD Contest 2008, Darmstadt, Germany	40	70
2867	Robotic Invasion	TUD Contest 2008, Darmstadt, Germany	3	16
2868	Higher Math	TUD Contest 2008, Darmstadt, Germany	114	190
2915	Chocolate, ice cream or kiskatom	tyh	176	446
2923	Five in a Row, Again	The 4th Baidu Cup Central China Invitation Programmin Contest (Final Round)	15	20
2939	BUY LOW, BUY LOWER	USACO 2002 February	18	29
2948	Apple Catching	USACO November, 2004 Qualificat Round	63	124
2950	Cow Pie Treasures	USACO October, 2006 Qualificat Round	5	12
2951	Numbering the Cows	CMP07 D4 ,Romanian Olympiad, 2001	14	28
2953	Cow Cash	USACO October, 2007 Gold Competitio	38	83
2954	Cow Exhibition	USACO Fall, 2003 Green Competitio	19	23
2955	Elite Eating	USACO December, 2003 Green Competitio	3	18
2956	Space Elevator	USACO March, 2005 Gold Competitio	38	97
2957	Apples	USACO Fall, 2002 Green Competitio	11	32
2963	Problem Solving	USACO January, 2007 Gold Competitio	1	2
2965	Treats for the Cows	USACO February, 2006 Gold Competitio	4	5
2994	Naptime	USACO January, 2005 Gold Competitio	1	1
2995	Palindromic Tax Paths	USACO Fall, 2002 Green Competitio	3	19
3022	Trie, Trie Again		0	0
3028	Baby, fly higher	Tommy	128	584
3100	Faster, Higher, Stronger	The 5th Zhejiang Provincial Collegiate Programmin Contest	111	147
3169	Poking the Social	TUD Contest 2008, Darmstadt, Germany , single	30	75
3170	Prime	TUD Contest 2008, Darmstadt, Germany, single	16	58
3171	Pass	TUD Contest 2008, Darmstadt, Germany, single	45	64
3172	Palindromes	TUD Contest 2008, Darmstadt, Germany, single	7	16
3173	Prehistoric Operating Systems	TUD Contest 2008, Darmstadt, Germany, single	46	89
3182	Single CPU, multi-tasking	2010 National Programmin Invitation Contest Host by ZSTU	79	316
3184	Cubist Artwork	Asia 2009, Japan	21	31
3186	Swimming Jam	Asia 2009, Japan	0	0
3187	Separate Points	Asia 2009, Japan	2	8
3189	Chemist’s Math	Asia 2009, Japan	0	2
3190	Malfatti Circles	Asia 2009, Japan	0	1
3191	Twenty Questions	Asia 2009, Japan	0	7
3192	Hobby on Rails	Asia 2009, Japan	0	0
3193	Infected Land	Asia 2009, Japan	0	0
3338	Honeycomb, Honeycomb, Me Want Honeycomb!	2009 ACM ICPC South Central USA Regional Programmin Contest	11	30
3354	ACMER,KEEP IT UP		81	241
3383	Membership Management	Asia 2010, Japan	27	94
3384	Balloon Collecting	Asia 2010, Japan	14	25
3385	Towns along a Highway	Asia 2010, Japan	2	3
3386	Awkward Lights	Asia 2010,Japan	32	69
3387	The Two Men of the Japanese Alps	Asia 2010, Japan	0	0
3388	Find the Multiples	Asia 2010, Japan	11	30
3389	Test Case Tweaking	Asia 2010, Japan	2	11
3390	Where’s Wally	Asia 2010, Japan	2	3
3391	Intersection of Two Prisms	Asia 2010,Japan	1	3
3392	Matrix Calculator	Asia 2010,Japan	0	0
3426	Pablo Squarson's Headache	Asia 2010,Japan domestic	60	113
3427	Amazing Mazes	asia 2010,Japan Domestic	59	115
3428	Pollock's conjecture	Asia 2010,Japan domestic	34	205
3429	Off Balance	Asia 2010,Japan Domestic	0	0
3430	The Most Powerful Spell	Asia 2010,Japan Domestic	1	29
3432	Old Memories	Asia 2010,Japan Domestic	0	0
3433	Laser Beam Reflections	Asia 2010,Japan Domestic	0	3
3465	Periodic, My Dear Watson	South Central USA 2011	10	11
3475	Please, go first	NWERC 2011	14	15
3481	Automated Telephone Exchange	NEERC 2011, Northern Subregiona	35	54
3482	Black Square	NEERC 2011, Northern Subregiona	30	72
3483	Cube Coloring	NEERC 2011, Northern Subregiona	8	9
3484	Dice	NEERC 2011, Northern Subregiona	9	27
3485	Electrification	NEERC 2011, Northern Subregiona	16	17
3486	Flat	NEERC 2011, Northern Subregiona	15	34
3487	Galaxy Interconnection	NEERC, Northern Subregiona	10	11
3488	High security	NEERC 2011, Northern Subregiona	5	7
3489	Immediate Delivery	NEERC 2011, Northern Subregiona	2	3
3490	John’s Inversions	NEERC 2011, Northern Subregiona	5	16
3491	Kids Like Cakes	NEERC 2011, Northern Subregiona	2	2
3584	调用自定义函数search(int list[], int n),在数组中查找某个数		9620	17483
4307	Given the lengths a, b, and c of the sides of a triangle,calculate the area		13	13
4333	MULTIPLE TEST CASE 1：Finding the maxium number of a,b,c		540	1060
4336	MULTIPLE TEST CASE 2：Finding the maxium number of a,b,c		205	530
4337	MULTIPLE TEST CASE 2：Finding the maxium number of a,b,c sets		239	330